[mlir][sparse] add new complex ops to reduction recognition

mlir/lib/Dialect/SparseTensor/Transforms/Sparsification.cpp

static vector::CombiningKind getCombiningKind(Reduction kind) {
   }
   llvm_unreachable("unknown reduction kind");
 }
 
 /// Maps operation to reduction.
 static Reduction getReduction(Kind kind) {
   switch (kind) {
   case Kind::kAddF:
+  case Kind::kAddC:
   case Kind::kAddI:
   case Kind::kSubF:
+  case Kind::kSubC:
   case Kind::kSubI:
     return kSum;
   case Kind::kMulF:
+  case Kind::kMulC:
   case Kind::kMulI:
     return kProduct;
   case Kind::kAndI:
     return kAnd;
   case Kind::kOrI:
     return kOr;
   case Kind::kXorI:
     return kXor;